Greenville

County:: Mercer County
County Seat:: No
Area (mi²):: 1.887
State:: Pennsylvania

Greenville is a borough located in Mercer County, Pennsylvania. Greenville has a 2025 population of 5,450. Greenville is currently declining at a rate of -0.31% annually and its population has decreased by -1.52% since the most recent census, which recorded a population of 5,534 in 2020.

The average household income in Greenville is $65,994 with a poverty rate of 11.63%.The median age in Greenville is 33 years: 31.2 years for males, and 33.4 years for females.

Demographics

The racial composition of Greenville includes 93.67% White, and smaller percentages for Black or African American, Asian, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	5,183	93.67%
Two or more races	247	4.46%
Black or African American	70	1.27%
Asian	25	0.45%
Other race	8	0.14%

Greenville Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Greenville's average per capita income is $40,368. Household income levels show a median of $56,850. The poverty rate stands at 11.63%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$79,364	-
Families	$74,500	$90,240
Households	$56,850	$65,994
Non Families	$28,500	$35,632

$40,368

Average Income

$56,850

Median Household Income

11.63%

Poverty Rate